TY  - BOOK
AU  - Pedro A. Sanchez
TI  - Properties and management of soils in the tropics
SN  - 0-471-75200-2
U1  - 631.4913 
PY  - 1976///
CY  - New York
PB  - John Wiley and Sons
N1  - Pedro A. Sanchez: Properties and management of soils in the tropics.  New York.  John Wiley and Sons, 1976. 0-471-75200-2--(631.4913SAN)
ER  -